/b-gtk/fix-viz

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  • Committer: Daniel Schierbeck
  • Date: 2007-09-15 14:42:19 UTC
  • mto: This revision was merged to the branch mainline in revision 278.
  • Revision ID: daniel.schierbeck@gmail.com-20070915144219-416csa7bla265a7a
Made Ctrl-W call gtk.main_quit if the window has no parent.

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# -*- coding: UTF-8 -*-
 
2
"""Branch window.
 
3
 
 
4
This module contains the code to manage the branch information window,
 
5
which contains both the revision graph and details panes.
 
6
"""
 
7
 
 
8
__copyright__ = "Copyright © 2005 Canonical Ltd."
 
9
__author__    = "Scott James Remnant <scott@ubuntu.com>"
 
10
 
 
11
 
 
12
import gtk
 
13
import gobject
 
14
import pango
 
15
 
 
16
from bzrlib.osutils import format_date
 
17
 
 
18
from graph import distances, graph, same_branch
 
19
from graphcell import CellRendererGraph
 
20
 
 
21
 
 
22
class BranchWindow(gtk.Window):
 
23
    """Branch window.
 
24
 
 
25
    This object represents and manages a single window containing information
 
26
    for a particular branch.
 
27
    """
 
28
 
 
29
    def __init__(self, parent=None):
 
30
        gtk.Window.__init__(self, gtk.WINDOW_TOPLEVEL)
 
31
        self.set_border_width(0)
 
32
        self.set_title("bzrk")
 
33
 
 
34
        self._parent = parent
 
35
 
 
36
        self.connect('key-press-event', self._on_key_pressed)
 
37
 
 
38
        # Use three-quarters of the screen by default
 
39
        screen = self.get_screen()
 
40
        monitor = screen.get_monitor_geometry(0)
 
41
        width = int(monitor.width * 0.75)
 
42
        height = int(monitor.height * 0.75)
 
43
        self.set_default_size(width, height)
 
44
 
 
45
        # FIXME AndyFitz!
 
46
        icon = self.render_icon(gtk.STOCK_INDEX, gtk.ICON_SIZE_BUTTON)
 
47
        self.set_icon(icon)
 
48
 
 
49
        self.accel_group = gtk.AccelGroup()
 
50
        self.add_accel_group(self.accel_group)
 
51
 
 
52
        self.construct()
 
53
 
 
54
    def construct(self):
 
55
        """Construct the window contents."""
 
56
        vbox = gtk.VBox(spacing=0)
 
57
        self.add(vbox)
 
58
 
 
59
        vbox.pack_start(self.construct_navigation(), expand=False, fill=True)
 
60
 
 
61
        paned = gtk.VPaned()
 
62
        paned.pack1(self.construct_top(), resize=True, shrink=False)
 
63
        paned.pack2(self.construct_bottom(), resize=False, shrink=True)
 
64
        paned.show()
 
65
        vbox.pack_start(paned, expand=True, fill=True)
 
66
        vbox.set_focus_child(paned)
 
67
 
 
68
        vbox.show()
 
69
 
 
70
    def construct_top(self):
 
71
        """Construct the top-half of the window."""
 
72
        scrollwin = gtk.ScrolledWindow()
 
73
        scrollwin.set_policy(gtk.POLICY_NEVER, gtk.POLICY_AUTOMATIC)
 
74
        scrollwin.set_shadow_type(gtk.SHADOW_IN)
 
75
        scrollwin.show()
 
76
 
 
77
        self.treeview = gtk.TreeView()
 
78
        self.treeview.set_rules_hint(True)
 
79
        self.treeview.set_search_column(4)
 
80
        self.treeview.connect("cursor-changed", self._treeview_cursor_cb)
 
81
        self.treeview.connect("row-activated", self._treeview_row_activated_cb)
 
82
        self.treeview.connect("button-release-event", 
 
83
                self._treeview_row_mouseclick)
 
84
        scrollwin.add(self.treeview)
 
85
        self.treeview.show()
 
86
 
 
87
        cell = CellRendererGraph()
 
88
        column = gtk.TreeViewColumn()
 
89
        column.set_resizable(True)
 
90
        column.pack_start(cell, expand=False)
 
91
        column.add_attribute(cell, "node", 1)
 
92
        column.add_attribute(cell, "in-lines", 2)
 
93
        column.add_attribute(cell, "out-lines", 3)
 
94
        self.treeview.append_column(column)
 
95
 
 
96
        cell = gtk.CellRendererText()
 
97
        cell.set_property("width-chars", 40)
 
98
        cell.set_property("ellipsize", pango.ELLIPSIZE_END)
 
99
        column = gtk.TreeViewColumn("Message")
 
100
        column.set_resizable(True)
 
101
        column.pack_start(cell, expand=True)
 
102
        column.add_attribute(cell, "text", 4)
 
103
        self.treeview.append_column(column)
 
104
 
 
105
        cell = gtk.CellRendererText()
 
106
        cell.set_property("width-chars", 40)
 
107
        cell.set_property("ellipsize", pango.ELLIPSIZE_END)
 
108
        column = gtk.TreeViewColumn("Committer")
 
109
        column.set_resizable(True)
 
110
        column.pack_start(cell, expand=True)
 
111
        column.add_attribute(cell, "text", 5)
 
112
        self.treeview.append_column(column)
 
113
 
 
114
        cell = gtk.CellRendererText()
 
115
        cell.set_property("ellipsize", pango.ELLIPSIZE_END)
 
116
        column = gtk.TreeViewColumn("Date")
 
117
        column.set_resizable(True)
 
118
        column.pack_start(cell, expand=True)
 
119
        column.add_attribute(cell, "text", 6)
 
120
        self.treeview.append_column(column)
 
121
 
 
122
        return scrollwin
 
123
 
 
124
    def construct_navigation(self):
 
125
        """Construct the navigation buttons."""
 
126
        frame = gtk.Frame()
 
127
        frame.set_shadow_type(gtk.SHADOW_OUT)
 
128
        frame.show()
 
129
        
 
130
        hbox = gtk.HBox(spacing=12)
 
131
        frame.add(hbox)
 
132
        hbox.show()
 
133
 
 
134
        self.back_button = gtk.Button(stock=gtk.STOCK_GO_BACK)
 
135
        self.back_button.set_relief(gtk.RELIEF_NONE)
 
136
        self.back_button.add_accelerator("clicked", self.accel_group, ord('['),
 
137
                                         0, 0)
 
138
        self.back_button.connect("clicked", self._back_clicked_cb)
 
139
        hbox.pack_start(self.back_button, expand=False, fill=True)
 
140
        self.back_button.show()
 
141
 
 
142
        self.fwd_button = gtk.Button(stock=gtk.STOCK_GO_FORWARD)
 
143
        self.fwd_button.set_relief(gtk.RELIEF_NONE)
 
144
        self.fwd_button.add_accelerator("clicked", self.accel_group, ord(']'),
 
145
                                        0, 0)
 
146
        self.fwd_button.connect("clicked", self._fwd_clicked_cb)
 
147
        hbox.pack_start(self.fwd_button, expand=False, fill=True)
 
148
        self.fwd_button.show()
 
149
 
 
150
        return frame
 
151
 
 
152
    def construct_bottom(self):
 
153
        """Construct the bottom half of the window."""
 
154
        from bzrlib.plugins.gtk.logview import LogView
 
155
        self.logview = LogView()
 
156
        (width, height) = self.get_size()
 
157
        self.logview.set_size_request(width, int(height / 2.5))
 
158
        self.logview.show()
 
159
        self.logview.set_show_callback(self._show_clicked_cb)
 
160
        self.logview.set_go_callback(self._go_clicked_cb)
 
161
        return self.logview
 
162
 
 
163
    def set_branch(self, branch, start, maxnum):
 
164
        """Set the branch and start position for this window.
 
165
 
 
166
        Creates a new TreeModel and populates it with information about
 
167
        the new branch before updating the window title and model of the
 
168
        treeview itself.
 
169
        """
 
170
        self.branch = branch
 
171
 
 
172
        # [ revision, node, last_lines, lines, message, committer, timestamp ]
 
173
        self.model = gtk.ListStore(gobject.TYPE_PYOBJECT,
 
174
                                   gobject.TYPE_PYOBJECT,
 
175
                                   gobject.TYPE_PYOBJECT,
 
176
                                   gobject.TYPE_PYOBJECT,
 
177
                                   str, str, str)
 
178
        self.index = {}
 
179
        self.set_title(branch.nick + " - bzrk")
 
180
        gobject.idle_add(self.populate_model, start, maxnum)
 
181
 
 
182
    def populate_model(self, start, maxnum):
 
183
        index = 0
 
184
        
 
185
        last_lines = []
 
186
        (self.revisions, colours, self.children, self.parent_ids,
 
187
            merge_sorted) = distances(self.branch.repository, start)
 
188
        for (index, (revision, node, lines)) in enumerate(graph(
 
189
                self.revisions, colours, merge_sorted)):
 
190
            # FIXME: at this point we should be able to show the graph order
 
191
            # and lines with no message or commit data - and then incrementally
 
192
            # fill the timestamp, committer etc data as desired.
 
193
            message = revision.message.split("\n")[0]
 
194
            if revision.committer is not None:
 
195
                timestamp = format_date(revision.timestamp, revision.timezone)
 
196
            else:
 
197
                timestamp = None
 
198
            self.model.append([revision, node, last_lines, lines,
 
199
                               message, revision.committer, timestamp])
 
200
            self.index[revision] = index
 
201
            last_lines = lines
 
202
            if maxnum is not None and index > maxnum:
 
203
                break
 
204
        self.treeview.set_model(self.model)
 
205
        return False
 
206
    
 
207
    def _on_key_pressed(self, widget, event):
 
208
        """ Key press event handler. """
 
209
        keyname = gtk.gdk.keyval_name(event.keyval)
 
210
        func = getattr(self, '_on_key_press_' + keyname, None)
 
211
        if func:
 
212
            return func(event)
 
213
 
 
214
    def _on_key_press_w(self, event):
 
215
        if event.state & gtk.gdk.CONTROL_MASK:
 
216
            self.destroy()
 
217
            if self._parent is None:
 
218
                gtk.main_quit()
 
219
 
 
220
    def _on_key_press_q(self, event):
 
221
        if event.state & gtk.gdk.CONTROL_MASK:
 
222
            gtk.main_quit()
 
223
    
 
224
    def _treeview_cursor_cb(self, *args):
 
225
        """Callback for when the treeview cursor changes."""
 
226
        (path, col) = self.treeview.get_cursor()
 
227
        revision = self.model[path][0]
 
228
 
 
229
        self.back_button.set_sensitive(len(self.parent_ids[revision]) > 0)
 
230
        self.fwd_button.set_sensitive(len(self.children[revision]) > 0)
 
231
        tags = []
 
232
        if self.branch.supports_tags():
 
233
            tagdict = self.branch.tags.get_reverse_tag_dict()
 
234
            if tagdict.has_key(revision.revision_id):
 
235
                tags = tagdict[revision.revision_id]
 
236
        self.logview.set_revision(revision, tags)
 
237
 
 
238
    def _back_clicked_cb(self, *args):
 
239
        """Callback for when the back button is clicked."""
 
240
        (path, col) = self.treeview.get_cursor()
 
241
        revision = self.model[path][0]
 
242
        if not len(self.parent_ids[revision]):
 
243
            return
 
244
 
 
245
        for parent_id in self.parent_ids[revision]:
 
246
            parent = self.revisions[parent_id]
 
247
            if same_branch(revision, parent):
 
248
                self.treeview.set_cursor(self.index[parent])
 
249
                break
 
250
        else:
 
251
            next = self.revisions[self.parent_ids[revision][0]]
 
252
            self.treeview.set_cursor(self.index[next])
 
253
        self.treeview.grab_focus()
 
254
 
 
255
    def _fwd_clicked_cb(self, *args):
 
256
        """Callback for when the forward button is clicked."""
 
257
        (path, col) = self.treeview.get_cursor()
 
258
        revision = self.model[path][0]
 
259
        if not len(self.children[revision]):
 
260
            return
 
261
 
 
262
        for child in self.children[revision]:
 
263
            if same_branch(child, revision):
 
264
                self.treeview.set_cursor(self.index[child])
 
265
                break
 
266
        else:
 
267
            prev = list(self.children[revision])[0]
 
268
            self.treeview.set_cursor(self.index[prev])
 
269
        self.treeview.grab_focus()
 
270
 
 
271
    def _go_clicked_cb(self, revid):
 
272
        """Callback for when the go button for a parent is clicked."""
 
273
        self.treeview.set_cursor(self.index[self.revisions[revid]])
 
274
        self.treeview.grab_focus()
 
275
 
 
276
    def show_diff(self, branch, revid, parentid):
 
277
        """Open a new window to show a diff between the given revisions."""
 
278
        from bzrlib.plugins.gtk.diff import DiffWindow
 
279
        window = DiffWindow()
 
280
        (parent_tree, rev_tree) = branch.repository.revision_trees([parentid, 
 
281
                                                                   revid])
 
282
        description = revid + " - " + branch.nick
 
283
        window.set_diff(description, rev_tree, parent_tree)
 
284
        window.show()
 
285
 
 
286
    def _show_clicked_cb(self, revid, parentid):
 
287
        """Callback for when the show button for a parent is clicked."""
 
288
        self.show_diff(self.branch, revid, parentid)
 
289
        self.treeview.grab_focus()
 
290
 
 
291
    def _treeview_row_mouseclick(self, widget, event):
 
292
        from bzrlib.plugins.gtk.revisionmenu import RevisionPopupMenu
 
293
        if event.button == 3:
 
294
            menu = RevisionPopupMenu(self.branch.repository, 
 
295
                [x.revision_id for x in self.selected_revisions()],
 
296
                self.branch)
 
297
            menu.popup(None, None, None, event.button, event.get_time())
 
298
 
 
299
    def selected_revision(self, path):
 
300
        return self.model[path][0]
 
301
 
 
302
    def selected_revisions(self):
 
303
        return [self.selected_revision(path) for path in \
 
304
                self.treeview.get_selection().get_selected_rows()[1]]
 
305
 
 
306
    def _treeview_row_activated_cb(self, widget, path, col):
 
307
        # TODO: more than one parent
 
308
        """Callback for when a treeview row gets activated."""
 
309
        revision = self.selected_revision(path)
 
310
        if len(self.parent_ids[revision]) == 0:
 
311
            # Ignore revisions without parent
 
312
            return
 
313
        parent_id = self.parent_ids[revision][0]
 
314
        self.show_diff(self.branch, revision.revision_id, parent_id)
 
315
        self.treeview.grab_focus()